A DoS vulnerability triggered by an IKEv2 Key Exchange payload containing DH group 1025 was discovered in strongSwan. All versions since 4.5.0 are affected.

A DoS vulnerability triggered by crafted ID payloads was discovered in strongSwan. Versions since 4.3.3 and before 5.1.2 are affected.

An authentication bypass vulnerability was discovered in strongSwan. It can be triggered by rekeying an unestablished IKEv2 SA while it gets actively initiated. All versions since 4.0.7 are affected.

strongSwan 5.1.3 fixes a security vulnerability and adds support for X.509 attribute certificates.

We are happy to announce the release of strongSwan 5.1.2, which brings a new default config file layout, a post-quantum computer key exchange method and several other new features and fixes.

A DoS vulnerability triggered by crafted IKEv1 fragmentation payloads was discovered in strongSwan's IKE daemon charon. All versions since 5.0.2 are affected.

A DoS vulnerability and potential authorization bypass triggered by a crafted ID_DER_ASN1_DN ID payload was discovered in strongSwan. All versions since 4.3.3 are affected.

We are happy to announce the release of strongSwan 5.1.1, which brings many new and improved features and fixes two DoS vulnerabilities.

We are proud to release strongSwan 5.1.0, which brings many new and improved features and fixes a DoS vulnerability.